Is performance reduced when executing loops whose uop count is not a multiple of processor width?...

what is the purpose of using index caches in rigtorp's SPSCQueue...

Branchless count-leading-zeros on 32-bit RISC-V without Zbb extension...

Is it still worth using the Quake fast inverse square root algorithm nowadays on x86-64?...

Fast BCD addition...

What is the most optimal way to use a C# struct as the key of a dictionary?...

Very fast approximate Logarithm (natural log) function in C++?...

Is there any data on the latency of an AVX2 gather instruction?...

Why is `if x is None: pass` faster than `x is None` alone?...

Optimized 53->32 bit modulo computation on 32-bit processors...

INC instruction vs ADD 1: Does it matter?...

Is using AVX2 can implement a faster processing of LZCNT on a word array?...

Is it possible to check if 2 sets of 3 ints have at least one element in common with less than 9 com...

what's the difference between _mm256_lddqu_si256 and _mm256_loadu_si256...

Why doesn't the C++ standard library utilize likely/unlikely attributes?...

Test whether a register is zero with CMP reg,0 vs OR reg,reg?...

Divide by 10 using bit shifts?...

How exactly do partial registers on Haswell/Skylake perform? Writing AL seems to have a false depend...

Why does mulss take only 3 cycles on Haswell, different from Agner's instruction tables? (Unroll...

Converting nucleobase representation from ASCII to UCSC .2bit...

Can packing variables or parameters into structures/unions introduce unforseen performance penalties...

Floating point division vs floating point multiplication...

Controlling class member layout AND destructor order...

JavaScript: Is the `if / else` statement faster than the conditional statement in?...

Do most compilers optimize MATMUL(TRANSPOSE(A),B)?...

Is x >= 0 more efficient than x > -1?...

Fastest way to find 16bit match in a 4 element short array?...

Why XOR before SETcc?...

In assembly, should branchless code use complementary CMOVs?...

Fast sign of integer in C...